1025723776 has 96 divisors (see below), whose sum is σ = 2567229840. Its totient is φ = 399590400.

The previous prime is 1025723761. The next prime is 1025723821. The reversal of 1025723776 is 6773275201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103686 + ... + 113146.

Almost surely, 2^1025723776 is an apocalyptic number.

1025723776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1025723776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1283614920).

1025723776 is an abundant number, since it is smaller than the sum of its proper divisors (1541506064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1025723776 is an equidigital number, since it uses as much as digits as its factorization.

1025723776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9504 (or 9481 counting only the distinct ones).

The product of its (nonzero) digits is 123480, while the sum is 40.

The square root of 1025723776 is about 32026.9226745249. The cubic root of 1025723776 is about 1008.5021014114.

Adding to 1025723776 its reverse (6773275201), we get a palindrome (7798998977).

The spelling of 1025723776 in words is "one billion, twenty-five million, seven hundred twenty-three thousand, seven hundred seventy-six".